Know what your system is doing, look back in time at what it was doing, and read the most misread number in Linux
CPU, memory, disk, and network — know what your system is actually doing right now.
Read Part 1 →The time machine for performance problems — historical performance data for diagnosing issues after the fact.
Read Part 2 →The most misread number in Linux — what load average actually means and how to interpret it correctly.
Read Part 3 →